--- a/webapprt/prefs.js
+++ b/webapprt/prefs.js
@@ -54,16 +54,18 @@ pref("dom.sysmsg.enabled", true);
 
 // Alarm API
 pref("dom.mozAlarms.enabled", true);
 
 // Disable slow script dialog for apps
 pref("dom.max_script_run_time", 0);
 pref("dom.max_chrome_script_run_time", 0);
 
+// The request URL of the GeoLocation backend
+pref("geo.wifi.uri", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%");
 
 #ifndef RELEASE_BUILD
 // Enable mozPay default provider
 pref("dom.payment.provider.0.name", "Firefox Marketplace");
 pref("dom.payment.provider.0.description", "marketplace.firefox.com");
 pref("dom.payment.provider.0.uri", "https://marketplace.firefox.com/mozpay/?req=");
 pref("dom.payment.provider.0.type", "mozilla/payments/pay/v1");
 pref("dom.payment.provider.0.requestMethod", "GET");